Base | Representation |
---|---|
bin | 101011111001… |
… | …0011100010101 |
3 | 1121022012002120 |
4 | 1113302130111 |
5 | 21342410031 |
6 | 2141130153 |
7 | 366415464 |
oct | 127623425 |
9 | 47265076 |
10 | 23013141 |
11 | 11a99128 |
12 | 7859959 |
13 | 49c9a58 |
14 | 30b09db |
15 | 2048a96 |
hex | 15f2715 |
23013141 has 8 divisors (see below), whose sum is σ = 30712704. Its totient is φ = 15327840.
The previous prime is 23013131. The next prime is 23013157. The reversal of 23013141 is 14131032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23013141 - 210 = 23012117 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 23013141.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23013131) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1060 + ... + 6866.
It is an arithmetic number, because the mean of its divisors is an integer number (3839088).
Almost surely, 223013141 is an apocalyptic number.
It is an amenable number.
23013141 is a deficient number, since it is larger than the sum of its proper divisors (7699563).
23013141 is a wasteful number, since it uses less digits than its factorization.
23013141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7131.
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 23013141 is about 4797.2013716333. The cubic root of 23013141 is about 284.4408489140.
Adding to 23013141 its reverse (14131032), we get a palindrome (37144173).
The spelling of 23013141 in words is "twenty-three million, thirteen thousand, one hundred forty-one".
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